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Test Info:
- Manifest: dom/webserial/tests/browser/browser.toml
/* Any copyright is dedicated to the Public Domain.
const TEST_URL =
add_setup(async function () {
await SpecialPowers.pushPrefEnv({
set: [["dom.webserial.gated", false]],
});
registerCleanupFunction(() => {
while (gBrowser.tabs.length > 1) {
BrowserTestUtils.removeTab(gBrowser.selectedTab);
}
});
});
add_task(async function testSharingIconAppearsFromWorker() {
info("Test that the serial sharing icon appears when a worker opens a port");
let tab = await BrowserTestUtils.openNewForegroundTab(gBrowser, TEST_URL);
// Request the port from the window context (requestPort is Window-only)
await SpecialPowers.spawn(gBrowser.selectedBrowser, [], async () => {
content.navigator.serial.autoselectPorts = true;
SpecialPowers.wrap(content.document).notifyUserGestureActivation();
await content.navigator.serial.requestPort();
});
let serialIcon = document.getElementById("serial-sharing-icon");
ok(serialIcon, "Serial sharing icon element should exist");
ok(
!BrowserTestUtils.isVisible(serialIcon),
"Serial sharing icon should not be visible before port is opened"
);
// Spawn a worker and have it open the port
await SpecialPowers.spawn(gBrowser.selectedBrowser, [], async () => {
const worker = new content.Worker(
);
content.testWorker = worker;
await new Promise((resolve, reject) => {
worker.onmessage = e => {
if (e.data.type === "opened") {
resolve();
} else if (e.data.type === "error") {
reject(new Error(e.data.message));
}
};
worker.onerror = e => reject(new Error(e.message));
worker.postMessage("open");
});
});
info("Waiting for serial sharing icon to become visible");
await TestUtils.waitForCondition(() => {
return BrowserTestUtils.isVisible(
document.getElementById("serial-sharing-icon")
);
}, "Serial sharing icon should be visible when worker has port open");
// Now close the port from the worker
await SpecialPowers.spawn(gBrowser.selectedBrowser, [], async () => {
await new Promise((resolve, reject) => {
content.testWorker.onmessage = e => {
if (e.data.type === "closed") {
resolve();
} else if (e.data.type === "error") {
reject(new Error(e.data.message));
}
};
content.testWorker.postMessage("close");
});
});
info("Waiting for serial sharing icon to become hidden");
await TestUtils.waitForCondition(() => {
return !BrowserTestUtils.isVisible(
document.getElementById("serial-sharing-icon")
);
}, "Serial sharing icon should be hidden after worker closes port");
// Clean up the worker
await SpecialPowers.spawn(gBrowser.selectedBrowser, [], async () => {
content.testWorker.terminate();
});
BrowserTestUtils.removeTab(tab);
});
add_task(async function testSharingIconWithMultiplePorts() {
info(
"Test that the serial sharing icon stays visible when one of two open ports is closed"
);
let tab = await BrowserTestUtils.openNewForegroundTab(gBrowser, TEST_URL);
// Request two different ports using USB vendor/product filters.
await SpecialPowers.spawn(gBrowser.selectedBrowser, [], async () => {
content.navigator.serial.autoselectPorts = true;
SpecialPowers.wrap(content.document).notifyUserGestureActivation();
content.testPort1 = await content.navigator.serial.requestPort({
filters: [{ usbVendorId: 0x2341, usbProductId: 0x0043 }],
});
SpecialPowers.wrap(content.document).notifyUserGestureActivation();
content.testPort2 = await content.navigator.serial.requestPort({
filters: [{ usbVendorId: 0x0403, usbProductId: 0x6002 }],
});
});
let serialIcon = document.getElementById("serial-sharing-icon");
ok(
!BrowserTestUtils.isVisible(serialIcon),
"Serial sharing icon should not be visible before any port is opened"
);
// Open port 1
await SpecialPowers.spawn(gBrowser.selectedBrowser, [], async () => {
await content.testPort1.open({ baudRate: 9600 });
});
info(
"Waiting for serial sharing icon to become visible after opening port 1"
);
await TestUtils.waitForCondition(() => {
return BrowserTestUtils.isVisible(
document.getElementById("serial-sharing-icon")
);
}, "Serial sharing icon should be visible when port 1 is open");
// Open port 2
await SpecialPowers.spawn(gBrowser.selectedBrowser, [], async () => {
await content.testPort2.open({ baudRate: 9600 });
});
// Allow the sharing state notification for port 2 to be processed
await TestUtils.waitForTick();
ok(
BrowserTestUtils.isVisible(document.getElementById("serial-sharing-icon")),
"Serial sharing icon should still be visible when both ports are open"
);
// Close port 1 while port 2 remains open
await SpecialPowers.spawn(gBrowser.selectedBrowser, [], async () => {
await content.testPort1.close();
});
// Allow the sharing state notification for port 1 close to be processed
await TestUtils.waitForTick();
ok(
BrowserTestUtils.isVisible(document.getElementById("serial-sharing-icon")),
"Serial sharing icon should still be visible when port 2 is still open"
);
// Close port 2
await SpecialPowers.spawn(gBrowser.selectedBrowser, [], async () => {
await content.testPort2.close();
});
info(
"Waiting for serial sharing icon to become hidden after closing both ports"
);
await TestUtils.waitForCondition(() => {
return !BrowserTestUtils.isVisible(
document.getElementById("serial-sharing-icon")
);
}, "Serial sharing icon should be hidden after both ports are closed");
BrowserTestUtils.removeTab(tab);
});